16 Things To Do On 21st Birthday Parties

Wondering what to do on a 21st birthday party? Here are 16 fun things to do on 21st birthday parties to have the most memorable day ever!

things to do on 21st birthday

Your 21st birthday should be memorable.

Turning 21 years old is the ultimate step to go from teenager to young adult, and it implies a lot of changes in your life. If you’re a college student, you’ll probably be graduating soon, and you’ll also be allowed to drink legally.

Adulting is not the easiest thing in the world, but it also has its perks, so it should be properly celebrated! If you’re looking for things to do on a 21st birthday, you can stop searching right now because I got you covered.

This post is all about things to do on 21st birthday parties you and your friends will remember forever.

16 Memorable Things To Do On 21st Birthday Parties

1. Celebrate an Aesthetic Birthday Party

things to do on a 21st birthday
@oliviamillssss_ on vsco

Recreate this birthday party:

A few decorations, delicious snacks and a colorful birthday cake will make your 21st birthday party the most aesthetic birthday party ever!

To be honest you don’t need to break the bank to organize a memorable birthday party everyone will remember. I love these acrylic trays from Amazon because they instantly make your table look more put together.

2. Get All Dressed Up

things to do for 21st birthday
@glamteenager on vsco

Recreate this birthday idea:

Any party is a good excuse to get all dressed up and enjoy a fancy dinner with your friends, especially if it’s a 21st birthday party. Tell your friends to wear their best gowns and transform your living room into the most elegant birthday party!

3. Have a 21st Birthday Picnic

things to do for your 21st birthday
@haalkuwarii on TikTok

Recreate this birthday idea:

If you want to do something different for your birthday this year and surprise all your friends with an original plan you can have a birthday picnic.

Why not take advantage of the good weather to eat your favorite snacks with your friends and finish the day with a painting session or making cute bracelets for each other? A picnic is also the best excuse to record some aesthetically pleasing TikToks.

4. Celebrate a 21st Birthday Pool Party

things to do on your 21st birthday
@glamteenager on vsco

Recreate this party idea:

Are you a Summer baby and you or one of your friends has a pool? Then don’t even hesitate to celebrate a pool party!

A sunny day with your friends, drinks, and a good dip in the pool will make your birthday such a memorable day.

5. A Pink Themed Party

what to do on a 21st birthday
@carriepittore on Pinterest

Recreate this birthday idea:

Your 21st birthday party theme is super important because it will decide everything from the decorations to the dress code. If you’re not sure what party theme to go with, I can assure you you can never go wrong with a pink-themed party!

6. Have a Slumber Party

fun things to do on 21st birthday
Source: Pinterest

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There’s no better way to remember the good old days with your friends than with a slumber party. It will bring back the nostalgia of staying at your friends’, watching a movie and talking about all your interests.

7. Dress Up in Costumes

what to do on 21st birthday
@lianafagelson on Pinterest

Recreate this 21st birthday party idea:

If you want to spice up things a bit, add costumes! Honestly, it’s a super fun idea to spend your birthday and the perfect excuse to make a 21st birthday photoshoot.

8. Bake a 21st Birthday Cake

what to do on my 21st birthday
@adrianajuliaa on Pinterest

Recreate this 21st birthday cake:

You can’t have a birthday party without a cake. Baking your own 21st birthday cake with your friends can be such a fun activity to do with your friends, and then you get to eat a delicious treat. What’s better than that?

Oh, and don’t forget to make a wish when you blow the candles!

9. Serve Cute Snacks

21st birthday ideas
Source: Pinterest

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Snacks are super important at every party, but they’re even better when served in cute packaging that matches your party’s theme.

If you’re looking for 21st birthday decorations, these pink popcorn boxes should be on your list.

10. Have a 21st Birthday Breakfast

21st birthday ideas party
@emilyocoyne on vsco

Recreate this birthday idea:

Breakfast is my favorite meal of the day. If you’re like me and enjoy having breakfast with your friends, why not turn it into a 21st birthday party?

I can’t think of a better way to celebrate my birthday than having a full breakfast with my best friends. And that includes tons of cake, of course. This is on top of my list of 21st birthday ideas I want to recreate.

11. Wear Matching Outfits With Your Friends

21st birthday ideas for girls
@carleypinsonneaul on vsco

If you’re planning to have a birthday photo shoot with your friends and have prepared the perfect background for it, you should dress accordingly.

Wearing matching outfits not only is super fun, but it will also improve your photoshoot!

12. Make a 21st Birthday Cake With Drinks

21st birthday ideas girls
@bl4200 on Pinterest

Recreate this 21st birthday idea:

ideas for 21st birthday gifts

Nothing screams more 21st birthday than a birthday cake made out of drinks! Definitely a 21st birthday cake you won’t regret making, and it’s also super easy to copy using this base from Amazon.

13. Make a 21st Birthday Photoshoot

21st birthday ideas guys
Source: Instagram

Recreate this 21st birthday photoshoot:

Having a 21st birthday photoshoot is one of the most important parts of celebrating your birthday (along with eating cake, of course).

Not only you will have the best time dressing up and taking the cutest pictures with your friends, but you will also end up with a bunch of memories of this important day in your life. And let’s not forget you will have a ton of amazing content to post on Instagram 😉

The most important thing you can’t miss on your birthday photoshoot is 21 balloons!

14. Create a Polaroids Wall

21st birthday ideas girl
worldwidestylista.com

Recreate this birthday decor idea:

Preparing your 21st birthday party and setting up all the decorations is as fun as celebrating the party in itself. If you have a Polaroid camera, it’s time to put it to good use and create the cutest Polaroid wall!

You can use Polaroids of your friends and family and decorate it with flower garlands. This is also a great backdrop for photos.

15. Have a Fancy Dinner With Your Friends

21st birthday cake
@fbdelaaa on Pinterest

Recreate this 21st birthday idea:

When you turn 21 you’re a step closer to adulthood, but that shouldn’t have to be a bad thing! Having fancy dinners with your friends is one of the best things about growing up.

You’ll have so much fun and eat delicious food too. Plus, you get to wear your fanciest clothes and go out with your gals, which is one of the best things to do on a 21st birthday party.

16. Make a Picnic At Home

captions for 21st birthday
@mariellafrisinaa on Pinterest

Recreate this 21st birthday party idea:

If you love the idea of a birthday picnic but don’t feel like going out, you don’t have to worry because you can do exactly the same at home.

You can get the whole experience but in the comfort of your own house which is even better because you can make pancakes and go for a walk after!


This was all about things to do on 21st birthday parties!

Other posts you may like:

20 Things To Do On Your 18th Birthday For A Memorable Day

20 Most Unique Gifts For a Girl in College

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